SEGMENT REPORTING (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($) segment	Jun. 30, 2016 USD ($)	Dec. 31, 2016 USD ($)
Segment Reporting [Abstract]
Number of reporting segments | segment			2
SEGMENT REPORTING
Revenue	$ 250,685	$ 255,799	$ 491,168	$ 505,931
Cost of revenue	185,393	174,371	363,346	343,234
Gross profit	65,292	81,428	127,822	162,697
Selling, general and administrative expenses	52,470	54,207	100,171	107,823
Income from operations	12,822	27,221	27,651	54,874
Total other income (expense), net	(662)	(3,244)	(5,745)	(9,812)
Income (loss) before income taxes and non-controlling interests	12,160	23,977	21,906	45,062
Total assets:
Total assets	616,628		616,628		$ 689,212
Operating Segment | Mortgage Market
SEGMENT REPORTING
Revenue	210,195	211,300	414,918	414,701
Cost of revenue	144,326	135,723	284,476	269,766
Gross profit	65,869	75,577	130,442	144,935
Selling, general and administrative expenses	29,805	31,141	58,487	60,595
Income from operations	36,064	44,436	71,955	84,340
Total other income (expense), net	102	74	112	134
Income (loss) before income taxes and non-controlling interests	36,166	44,510	72,067	84,474
Total assets:
Total assets	308,501		308,501		347,067
Operating Segment | Real Estate Market
SEGMENT REPORTING
Revenue	25,130	24,804	45,193	48,713
Cost of revenue	26,844	16,854	48,987	31,312
Gross profit	(1,714)	7,950	(3,794)	17,401
Selling, general and administrative expenses	5,551	5,620	9,876	11,794
Income from operations	(7,265)	2,330	(13,670)	5,607
Total other income (expense), net	0	4	0	0
Income (loss) before income taxes and non-controlling interests	(7,265)	2,334	(13,670)	5,607
Total assets:
Total assets	43,370		43,370		47,863
Other Businesses, Corporate and Eliminations
SEGMENT REPORTING
Revenue	15,360	19,695	31,057	42,517
Cost of revenue	14,223	21,794	29,883	42,156
Gross profit	1,137	(2,099)	1,174	361
Selling, general and administrative expenses	17,114	17,446	31,808	35,434
Income from operations	(15,977)	(19,545)	(30,634)	(35,073)
Total other income (expense), net	(764)	(3,322)	(5,857)	(9,946)
Income (loss) before income taxes and non-controlling interests	(16,741)	$ (22,867)	(36,491)	$ (45,019)
Total assets:
Total assets	$ 264,757		$ 264,757		$ 294,282